patisiran

What is the most important information I should know about patisiran?

Follow all directions on your prescription label and read all medication guides or instruction sheets. Tell your doctor if you use other medicines or have other medical conditions or allergies.

What is patisiran?

Patisiran is used to treat adults with polyneuropathy of hereditary transthyretin-mediated amyloidosis (damage of multiple nerves throughout the body).

Patisiran may also be used for purposes not listed in this medication guide.

What should I discuss with my healthcare provider before using patisiran?

Before using patisiran tell your doctor about all your medical conditions or allergies.

If you are pregnant, your name may be listed on a pregnancy registry to track the effects of patisiran on the baby.

How is patisiran given?

Patisiran is given as an infusion into a vein. A healthcare provider will give you this injection once every 3 weeks.

This medicine must be given slowly, and the infusion can take about 80 minutes to complete.

Tell your caregivers if you feel any burning, pain, or swelling around the IV needle when patisiran is injected.

You may be given other medications to help prevent serious side effects or an infusion reaction.

Your doctor may have you take vitamin A while you are using patisiran. Take only the amount of vitamin A your doctor has prescribed, especially if you are pregnant. An overdose of vitamin A can cause vision problems or other serious side effects.

Patisiran doses are based on weight. Your dose needs may change if you gain or lose weight.

You may need frequent medical tests. Even if you have no symptoms, tests can help your doctor determine if this medicine is effective. You may also need frequent eye exams.

What happens if I miss a dose?

What happens if I overdose?

Since this medicine is given by a healthcare professional in a medical setting, an overdose is unlikely to occur.

What should I avoid while using patisiran?

Follow your doctor's instructions about any restrictions on food, beverages, or activity.

What are the possible side effects of patisiran?

Some side effects may occur during the injection. Tell your medical caregiver if you feel dizzy, nauseated, light-headed, itchy, sweaty, or have a headache, chest tightness, back pain, trouble breathing, or swelling in your face.

Common side effects may include:

• cold symptoms such as stuffy nose, sneezing, sore throat.

This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.

What other drugs will affect patisiran?

Other drugs may affect patisiran, including prescription and over-the-counter medicines, vitamins, and herbal products. Tell your doctor about all your current medicines and any medicine you start or stop using.

Where can I get more information?

Your pharmacist can provide more information about patisiran.